Siemens SINAMICS S120 Commissioning Manual page 275

2. Select the required event in the "Event" drop-down list.
Depending on the selected event, additional settings may be required (input fields to the
right of the curve diagram). Make these specific event settings.
3. In order to record a time period before the trigger event, enter a value greater than 0 in
the input field for the pre-trigger.
4. Enter the recording time under "Recording duration". The maximum possible recording
duration is displayed to the right.
Should you wish to set the maximum recording time, activate the option "Use max.
recording duration".
5. Enter a recording cycle under "Cycle" The possible cycle settings depend on the number
of signals.
Trigger condition: Trigger on alarm
1. In order to record a time period before the trigger event, enter a value greater than 0 in
the input field for the pre-trigger.
2. Enter the recording time under "Recording duration". The maximum possible recording
duration is displayed to the right.
Should you wish to set the maximum recording time, activate the option "Use max.
recording duration".
3. Enter a recording cycle under "Cycle" The possible cycle settings depend on the number
of signals.
Commissioning with Startdrive
Commissioning Manual, 12/2018, 6SL3097-5AA10-0BP0
"Rising signal" The recording starts if the falling value of the trigger reaches or exceeds the
configured value. After activating the trace, at least 2 cycles are required in
order to identify the signal edge.
"Falling signal" The recording starts if the falling value of the trigger reaches or falls below
the configured value. After activating the trace, at least 2 cycles are required
in order to identify the signal edge.
"Within the toler- Recording starts as soon as the value of the trigger lies within the configured
ance band" value range.
"Outside the toler- Recording starts as soon as the value of the trigger lies outside the config-
ance band" ured value range.
"= TRUE" Recording starts when the status of the trigger is TRUE.
"= FALSE" Recording starts when the status of the trigger is FALSE.
"= Bit pattern" The recording starts when the value of the trigger coincides with the bit pat-
tern configured for this event. The individual bit allocation is displayed using
a tooltip, which means that the relevant bits can be more easily identified.
Additional information
You can find further information on the setting options for the trigger event "=
bit pattern" in the Startdrive online help.
Diagnostics
5.3 Diagnostics via Startdrive
273